Service difficulty report · Power Supply · Boeing 7378FH

Difficulty date
October 5, 2025
Submitted
October 7, 2025
Operation
Air carrier
Aircraft
N549AS
Make and model
Boeing 7378FH
Aircraft serial
30824
Aircraft time
68,233 hours, 24,342 cycles
Part
Power Supply
Part number
D71702001
Condition
Inoperative
Location
Zone 200
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING T/C 78233008, FOUND RH AFT OVERWING EXIT EMERGENCY LT INOP. GROUNDED - YES. VERIFIED DISCREPANCY AND FOUND POWER SUPPLY M1671 TO BE INOP REF WDM 33-51-14. REMOVED & REPLACED POWER SUPPLY AND BATTERY PACK REF AMM33-51-06-960-806. OPS CHECK NORMAL.

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